<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>
    <!-- # 或者不填 就提交到自己 -->
    <form action="#" method="post">
        <input type="text" name="name /">
        <input type="text" name="age /">

        <input type="submit" />
    </form>
</body>
</html>